UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dw1vzTyLl0PEWljPjYhP9bE5NM4o1obFtH8fGqFQgZs=' 
WHERE 
  key_id = '3e40beaf94bbb9ffffb44acd9ce7630eab430aa55701fce600bf316c2d217d6b' 
  AND (
    token = 'Dw1vzTyLl0PEWljPjYhP9bE5NM4o1obFtH8fGqFQgZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )